Control unit



FIG. 1 is a perspective front left side view of a control unit.

FIG. 2 is a perspective rear left side view of the control unit thereof.

FIG. 3 is a left side view of the control unit thereof.

FIG. 4 is front view of the control unit thereof.

FIG. 5 is a top view of the control unit thereof.

FIG. 6 is a right side view of the control unit thereof; and,

FIG. 7 is a rear view of the control unit thereof. 

CLAIM The ornamental design for a control unit, as shown and described. 